diff --git a/data/registers/flash_v0.yaml b/data/registers/flash_v0.yaml
index 38376e6..136818b 100644
--- a/data/registers/flash_v0.yaml
+++ b/data/registers/flash_v0.yaml
@@ -54,7 +54,7 @@ fieldset/ACTLR:
     - name: LATENCY
       description: Number of FLASH wait states.
       bit_offset: 0
-      bit_size: 1
+      bit_size: 2
 fieldset/ADDR:
   description: Flash address register.
   fields: